Monarch butterflies can fly dozens of miles in a day. They are an astonishing and intrepid species in North America. But in some places, populations of the migratory monarch butterfly, an iconic ...

Heliconius butterflies' brains grew as they adopted a novel foraging behavior, scientists at the University of Bristol have found. A region of their brain, known as the mushroom body due to its shape, ...

Bournemouth, Christchurch and Poole are home to many important butterfly sites, says authority.

The Interior Department’s Fish and Wildlife Service revised regulations implementing the Endangered Species Act.

Add Yahoo as a preferred source to see more of our stories on Google. Butterfly abundance in the continental United States has crashed some 22% in only 20 years across 554 species counted, an alarming ...

In the heart of Canada's Rocky Mountains, an unassuming yet remarkable butterfly has been quietly flying under our scientific radar for years. With a wingspan of an inch to an inch and a half, and ...

Conservationists at the Minnesota Zoo say recovery efforts for one of North America's most endangered butterfly species are giving them renewed optimism about the species' future.

Researchers have shown that an Amazonian butterfly is a hybrid species, formed by two other species breeding together almost 200,000 years ago. Researchers have shown that an Amazonian butterfly is a ...

A new WWF report said there was a promising 64 per cent increase in the area of forest occupied by monarch butterflies in ...

The survey helps scientists understand where some of the country's most common butterflies and day-flying moths are doing ...

Some butterflies possess a remarkable defense mechanism, appearing to have two heads. A recent study examined over 900 ...